Dalsi uzasny clanek od nejakeho uzasneho teoretika, ktery si mysli, ze Lisp je nejak jako interpretovany.

This is SBCL 1.0.45.0.debian, an implementation of ANSI Common Lisp.
More information about SBCL is available at <http://www.sbcl.org/>.
SBCL is free software, provided as is, with absolutely no warranty.
It is mostly in the public domain; some portions are provided under
BSD-style licenses.  See the CREDITS and COPYING files in the
distribution for more information.
* (defun fact (x) (if (< x 0) 1 (* x (1- x))))
FACT
* (disassemble #'fact)
; disassembly for FACT
; 02D79579:       488B55F8         MOV RDX, [RBP-8]           ; no-arg-parsing entry point
;       7D:       31FF             XOR EDI, EDI
;       7F:       488D0C250E040020 LEA RCX, [#x2000040E]      ; GENERIC-<
;       87:       FFD1             CALL RCX
;       89:       7C34             JL L1
;       8B:       488B55F8         MOV RDX, [RBP-8]
;       8F:       BF08000000       MOV EDI, 8
;       94:       4C8D1C2556020020 LEA R11, [#x20000256]      ; GENERIC--
;       9C:       41FFD3           CALL R11
;       9F:       480F42E3         CMOVB RSP, RBX
;       A3:       488BFA           MOV RDI, RDX
;       A6:       488B55F8         MOV RDX, [RBP-8]
;       AA:       4C8D1C25CD020020 LEA R11, [#x200002CD]      ; GENERIC-*
;       B2:       41FFD3           CALL R11
;       B5:       480F42E3         CMOVB RSP, RBX
;       B9: L0:   488BE5           MOV RSP, RBP
;       BC:       F8               CLC
;       BD:       5D               POP RBP
;       BE:       C3               RET
;       BF: L1:   BA08000000       MOV EDX, 8
;       C4:       EBF3             JMP L0
;       C6:       CC0A             BREAK 10                   ; error trap
;       C8:       02               BYTE #X02
;       C9:       18               BYTE #X18                  ; INVALID-ARG-COUNT-ERROR
;       CA:       54               BYTE #X54                  ; RCX
NIL

A ze MenuItem ma bazilion metod? Ani jedna z nich neni specificka pro MenuItem. Tomu se rika OOP. Jinymy slovy, ten clanek je epicky blabol.